{"product_id":"1st-gear-set-fits-4spd-big-twin-1959-1986-2-60-ratio","title":"1st Gear Set. Fits 4Spd Big Twin 1959-1986. 2.60 Ratio.","description":"\u003cp\u003e* 16T x 20T mainshaft 1st gear cluster with a 24T countershaft 1st gear.\u003c\/p\u003e\n\u003cp\u003e* Installation in '80-86 4spBT requires purchase of a 21 tooth countershaft(1.82 ratio) 2nd gear AP-202160.\u003c\/p\u003e\n\u003cp\u003e* 2.60 Ratio works best with Electra glides and heavier bikes with motor or trans sprockets having more teeth than stock sprockets.\u003c\/p\u003e\n\u003cp\u003e * With Andrews 4 speed gears, transmissions last longer, shift faster, and just plain run better.\u003c\/p\u003e","brand":"Andrews Products","offers":[{"title":"Default Title","offer_id":48440699027678,"sku":"AP-201145","price":321.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/7951\/files\/AP-201145.jpg?v=1784193004","url":"https:\/\/ironandresin.com.au\/products\/1st-gear-set-fits-4spd-big-twin-1959-1986-2-60-ratio","provider":"Iron \u0026 Resin Garage","version":"1.0","type":"link"}